Home / 2,962.81-4,441.13-1,207.06

Finding the Fourth Proportional to 2,962.81, 4,441.13 and 1,207.06

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Solution

The fourth proportional to 2,962.81, 4,441.13 and 1,207.06 is: 1,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.81 : 4,441.13 = 1,207.06 : x
  2. Step 2: Convert to fraction form
    2,962.81/4,441.13 = 1,207.06/x
  3. Step 3: Cross multiply
    2,962.81x = 4,441.13 × 1,207.06
  4. Step 4: Simplify right side
    2,962.81x = 5,360,710.38
  5. Step 5: Solve for x
    x = 5,360,710.38/2,962.81
  6. Step 6: Final answer
    x = 1,809.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.